1.ceramic tube, alumina ceramic tube, ceramic pipe 2.both end open ceramic tubes 3.ceramic cases/containers 4.High aluminum Ceramic Tubes and Cases/ Containersfurnaces.Used for fuse tube,vacuum discharge tube,neon tube,and insulating coat,etc.They are featured by excellent insulating,high temperature resistance,airproofing,astradiation,and excellent strength,etc.Specifications are available from ...